Related Clues:

• 'Pietà or Revolution by Night' artist
• Positivist philosopher Mach
• Painter/drawer taking in river
• Artist in the modern style
• Painter of 'Vortigern's Trial'
• German artist in modern style
• He painted birds head to toe
• Painter — one to live on (not English name)
• Film director Lubitsch
• German artist Max
• Young accounting partner?
• Bond villain ___ Stavro Blofeld
• Etcher Albrecht
• Young's corporate partner
• With 61-Across, physicist who studied supersonics